Basic Biogeography |
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Page 55
... plagioclimax ( Gr . plagio = oblique or deflected ) , or in North America the disclimax . It may become established by a short series of intermediate communities reflecting this progressive deflection ( a plagiosere ) . Should the ...
... plagioclimax ( Gr . plagio = oblique or deflected ) , or in North America the disclimax . It may become established by a short series of intermediate communities reflecting this progressive deflection ( a plagiosere ) . Should the ...
Page 56
... plagioclimax ↑ 2nd stage ↑ 1st stage ( Pioneer ) ( a ) The normal prisere f.a. Plagiosere stages ( b ) The deflected sere ( f.a. factor applied , f.r. = factor removed ) Fig . 4.6 The development of a plagioclimax compared with that ...
... plagioclimax ↑ 2nd stage ↑ 1st stage ( Pioneer ) ( a ) The normal prisere f.a. Plagiosere stages ( b ) The deflected sere ( f.a. factor applied , f.r. = factor removed ) Fig . 4.6 The development of a plagioclimax compared with that ...
Page 57
... plagioclimax , although it is not a plant featuring in the normal hydrosere stages . More recently , decline in the use of saw sedge for thatching has led to some replacement of purple moor - grass as reversion to more normal stages of ...
... plagioclimax , although it is not a plant featuring in the normal hydrosere stages . More recently , decline in the use of saw sedge for thatching has led to some replacement of purple moor - grass as reversion to more normal stages of ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 11 |
Initial approaches to soil study | 28 |
Copyright | |
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acidic agricultural animals approach areas become biogeography biotic birch Britain British Isles brown earths Cairngorm Cairngorm Mountains Calluna changes chemical clay climatic climax community climax vegetation complex conservation coypus crop cycle deciduous deer dominant Ecol ecologists ecosystem energy environment environmental erosion example fire forest Forestry Forestry Commission gley soils grass grazing ground flora growth heather herbivores horizon humus important increase influence insect land landscape layer leached lichen litter methods mineral moorland moors mountain native natural nutrients oakwoods occur organic parent material pattern peat pedogenic pest pine pinewood Pinus plagioclimax plant communities plant cover podzol pollen population present produce quadrat Quercus recent regeneration region sample Scotland Scots pine Scottish Highlands seedlings shrubs slopes soil types stage structure surface Table temperature timber-line tree-line upland usually variations vegetation whilst wood woodland zone